feat: daily paper rss generator with dockerfile + entrypoint

server.py

@@ -0,0 +1,82 @@
+#!/usr/bin/env python3
+"""
+Minimal HTTP server to serve generated RSS feed files.
+
+Usage:
+    python server.py                         # port 8080, dir ./feeds
+    python server.py --dir /data --port 8080
+"""
+import argparse
+import http.server
+import os
+import sys
+import datetime
+
+
+class RSSFeedHandler(http.server.SimpleHTTPRequestHandler):
+    """Custom handler with CORS headers and auto-refresh."""
+
+    def __init__(self, *args, directory=None, **kwargs):
+        super().__init__(*args, directory=directory, **kwargs)
+
+    def end_headers(self):
+        # CORS — allow RSS readers to fetch from any origin
+        self.send_header("Access-Control-Allow-Origin", "*")
+        self.send_header("Access-Control-Allow-Methods", "GET, OPTIONS")
+        self.send_header("Cache-Control", "no-cache, no-store, must-revalidate")
+        self.send_header("Pragma", "no-cache")
+        self.send_header("Expires", "0")
+        super().end_headers()
+
+    def do_OPTIONS(self):
+        self.send_response(204)
+        self.end_headers()
+
+    def log_message(self, format, *args):
+        timestamp = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+        sys.stderr.write(f"[{timestamp}] {args[0]} {args[1]} {args[2]}\n")
+
+
+def main():
+    parser = argparse.ArgumentParser(description="RSS Feed HTTP Server")
+    parser.add_argument("--dir", default=os.path.join(os.getcwd(), "feeds"),
+                        help="Directory containing RSS feeds")
+    parser.add_argument("--port", type=int, default=8080,
+                        help="Port to serve on")
+    parser.add_argument("--host", default="0.0.0.0",
+                        help="Host to bind to")
+    args = parser.parse_args()
+
+    feed_dir = os.path.abspath(args.dir)
+    if not os.path.exists(feed_dir):
+        print(f"[server.py] Creating feed directory: {feed_dir}")
+        os.makedirs(feed_dir, exist_ok=True)
+
+    # Ensure at least one feed exists
+    feeds = sorted(f for f in os.listdir(feed_dir) if f.endswith(".xml"))
+    if feeds:
+        print(f"[server.py] Found {len(feeds)} feed(s): {', '.join(feeds)}")
+    else:
+        print(f"[server.py] No feeds yet in {feed_dir}. Run 'run.py' first or wait for cron.")
+
+    class Handler(RSSFeedHandler):
+        def __init__(self, *args, **kwargs):
+            super().__init__(*args, directory=feed_dir, **kwargs)
+
+    server = http.server.HTTPServer((args.host, args.port), Handler)
+    print(f"[server.py] Serving RSS feeds from {feed_dir}")
+    print(f"[server.py] Listening on http://{args.host}:{args.port}")
+    print(f"[server.py] Feed URLs:")
+    print(f"  http://localhost:{args.port}/feed.xml          (daily)")
+    print(f"  http://localhost:{args.port}/feed_weekly.xml   (weekly)")
+    print(f"  http://localhost:{args.port}/feed_monthly.xml  (monthly)")
+
+    try:
+        server.serve_forever()
+    except KeyboardInterrupt:
+        print("\n[server.py] Shutting down...")
+        server.server_close()
+
+
+if __name__ == "__main__":
+    main()